package com.atguigu.gulimail.product.service.impl;

import com.atguigu.gulimail.product.entity.CategoryBrandRelationEntity;
import com.atguigu.gulimail.product.service.CategoryBrandRelationService;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.Map;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.Query;

import com.atguigu.gulimail.product.dao.BrandDao;
import com.atguigu.gulimail.product.entity.BrandEntity;
import com.atguigu.gulimail.product.service.BrandService;


@Service("brandService")
public class BrandServiceImpl extends ServiceImpl<BrandDao, BrandEntity> implements BrandService {

    @Autowired
    CategoryBrandRelationService categoryBrandRelationService;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {

        String key= (String) params.get("key");
        LambdaQueryWrapper<BrandEntity> queryWrapper=new LambdaQueryWrapper<>();

        if(!key.isEmpty()){
            queryWrapper.eq(BrandEntity::getBrandId,key)
                    .or()
                    .like(BrandEntity::getName,key)
                    .or()
                    .like(BrandEntity::getDescript,key)
                    .or()
                    .eq(BrandEntity::getFirstLetter,key);
        }

        IPage<BrandEntity> page = this.page(
                new Query<BrandEntity>().getPage(params),
                queryWrapper
        );

        return new PageUtils(page);
    }

    @Override
    public void updateByIdAndUpdateOther(BrandEntity brand) {

        this.updateById(brand);
        if(StringUtils.isNotEmpty(brand.getName())){
            categoryBrandRelationService.updateBrand(brand.getBrandId(),brand.getName());
        }

        //TODO 同步更新其他于品牌相关连的表

    }

}